Filter device for a pitcher



FIG. 1 is a front perspective view of a filter device for a pitchershowing my new design;

FIG. 2 is a right side view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a rear view thereof.

The broken line showing of various regions is for environmental purposesonly and forms no part of the claimed design.

The ornamental design for a filter device for a pitcher, as shown anddescribed.